Ultrasonic plastic welding machine use for PC, ABS, MMA, PS, PE, PVC, Nylon, EV/AEV material etc. high power ultrasonic plastic welding ... guarantee system, can reduce fault, security.6.a large workpiece welding processing machine, fast speed, good efficiency, output foot.7 ... protection device, time accurate to within 1/100 seconds, quality stability.8.the split design: elements are concentrated in ...